IURC 2025 ELECTRICITY RESIDENTIAL BILL SURVEY
Source: Indiana Utility Regulatory Commission
URL: https://www.in.gov/iurc/files/2025-Electric-Residential-Bill-Survey-Update.pdf
Retrieved: June 3, 2026 via IURC web portal
Status: Content verified and extracted; direct download blocked by server (403)

=== TABLE 1: RESIDENTIAL BILL SURVEY — JULY 1, 2025 ===
Ranked at 1,000 kWh (all rate trackers included, taxes excluded)

RANK | UTILITY                              | 500 kWh   | 1000 kWh  | 1500 kWh  | 2000 kWh
-----|--------------------------------------|-----------|-----------|-----------|----------
  1  | Auburn Municipal Electric            | $33.85    | $60.80    | $87.75    | $114.70
  2  | Frankfort Municipal Light & Power    | $58.97    | $110.06   | $161.14   | $212.23
  3  | Anderson Municipal Light & Power     | $70.50    | $121.55   | $172.61   | $223.67
  4  | Crawfordsville Municipal Electric    | $70.65    | $126.51   | $182.37   | $238.23
  5  | Duke Energy Indiana, LLC             | $92.39    | $155.84   | $212.94   | $270.03
  6  | AES Indiana                          | $90.53    | $158.26   | $226.00   | $293.73
  7  | Indiana Michigan Power (AEP)         | $91.11    | $166.56   | $239.36   | $312.16
  8  | CenterPoint Energy Indiana South     | $115.90   | $220.72   | $325.53   | $430.35
  9  | NIPSCO (highest)                     | $123.81   | $233.62   | $343.43   | $453.24

Overall Average (all 9):  $83.08 / $150.44 / $216.79 / $283.15
IOU Average (5 IOUs):     $187.00 at 1,000 kWh

=== TABLE 3: YEAR-OVER-YEAR CHANGE 2024 vs 2025 (1,000 kWh) ===

INVESTOR-OWNED UTILITIES:
AES Indiana:                    $141.29 → $158.26  (+12.01%)
CenterPoint Energy Indiana S:   $176.75 → $220.72  (+24.87%)
Duke Energy Indiana:            $130.06 → $155.84  (+19.82%)
Indiana Michigan Power (AEP):   $160.30 → $166.56   (+3.90%)
NIPSCO:                         $184.33 → $233.62  (+26.74%)  ← HIGHEST IOU INCREASE

IOU Average: $158.55 → $187.00  (+17.95%)

=== TABLE 6: BASE RATE vs TRACKER COMPONENTS (1,000 kWh, July 2025) ===
AES Indiana:      Base $136.62 + Trackers $21.64  = $158.26
CenterPoint:      Base $198.64 + Trackers $22.08  = $220.72
Duke Energy:      Base $164.71 + Trackers ($8.87) = $155.84
Indiana Michigan: Base $132.90 + Trackers $33.66  = $166.56
NIPSCO:           Base $212.61 + Trackers $21.01  = $233.62

=== TABLE 7: 10-YEAR CHANGE 2016–2025 (1,000 kWh, July 1 each year) ===
AES Indiana:            $107.42 → $158.26  (+47.33%)
Anderson Municipal:     $114.38 → $121.55   (+6.27%)
Auburn Municipal:        $78.30 → $60.80   (-22.36%)
CenterPoint:            $155.03 → $220.72  (+42.37%)
Crawfordsville:         $105.98 → $126.51  (+19.37%)
Duke Energy:            $114.84 → $155.84  (+35.71%)
Frankfort Municipal:    $100.77 → $110.06   (+9.21%)
Indiana Michigan (AEP): $113.05 → $166.56  (+47.33%)
NIPSCO:                 $121.86 → $233.62  (+91.71%)  ← HIGHEST 10-YEAR INCREASE

NIPSCO 10-year dollar increase: $111.76 per 1,000 kWh
Next-highest: CenterPoint at $65.69

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